Well it looks like Starfriend, made by a Chinese developer, has been verified to be working by multiple people across the community. Although it's in Chinese and for TW game clients, hey it still works :P
So check it out today! 8)
Also remember our original SC2 IRC channel on irc.Rizon.net #SC2C - For more SC2 players and any LAN support you need, or anything sc2 related!